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The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is

A. More

B. Less

C. Same

D. Could be more or less depending on other factors

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  1. An economiser is generally placed between
  2. The diameter of Cornish boiler varies from
  3. Cut-off ratio is the ratio of
  4. Steam turbines may be classified according to
  5. The relative efficiency is defined as the
  6. An economiser in a boiler
  7. The maximum efficiency of a reaction turbine is
  8. In a reaction turbine
  9. Which type of boiler can meet rapid changes of load?
  10. The function of a piston rod is
  11. Which of the following is steam dial?
  12. The pressure of steam __________ while flowing through a nozzle.
  13. Boiler parameters are expressed by
  14. The friction in the nozzle __________ exit velocity of steam.
  15. The diameter of superheated tubes in a locomotive boiler is
  16. The actual vacuum in a condenser is equal to
  17. The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where…
  18. With increase in load, convection superheater has
  19. The behaviour of coal in a furnace is determined by
  20. The coal requirement per kW hour generation in the thermal power plant is of the order of
  21. It is required to produce large amount of steam at low pressure. Which boiler should be used?
  22. Which is not correct statement about pulverised fuel firing?
  23. In locomotive boiler, maximum steam pressure is limited to
  24. In a Tandem type compound engine, the high pressure and low pressure cylinders
  25. Hard coke is used in
  26. The critical pressure ratio (p₂/p₁) is given by
  27. Which of the following statement is correct?
  28. The diagram factor is the ratio of the
  29. On Mollier chart, flow through turbine is represented by
  30. A condenser where circulating water flows through tubes which are surrounded by steam, in known as